19155444

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20731}}^1$

素因数の和:20756

約数の個数: 48

約数和(自身を含む): 55727616

約数和(自身を除く): 36572172

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 20731, 41462, 62193, 82924, 124386, 145117, 228041, 248772, 290234, 435351, 456082, 580468, 684123, 870702, 912164, 1368246, 1596287, 1741404, 2736492, 3192574, 4788861, 6385148, 9577722, 19155444]

約数ペア:

[(1, 19155444), (2, 9577722), (3, 6385148), (4, 4788861), (6, 3192574), (7, 2736492), (11, 1741404), (12, 1596287), (14, 1368246), (21, 912164), (22, 870702), (28, 684123), (33, 580468), (42, 456082), (44, 435351), (66, 290234), (77, 248772), (84, 228041), (132, 145117), (154, 124386), (231, 82924), (308, 62193), (462, 41462), (924, 20731)]